#include <PFDisplacedTrackerVertexProducer.h>

Inheritance diagram for PFDisplacedTrackerVertexProducer:

Public Member Functions
	PFDisplacedTrackerVertexProducer (const edm::ParameterSet &)
	Constructor. More...

	~PFDisplacedTrackerVertexProducer () override
	Destructor. More...

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInBeginLumis () const final

bool	hasAbilityToProduceInBeginRuns () const final

bool	hasAbilityToProduceInEndLumis () const final

bool	hasAbilityToProduceInEndRuns () const final

Private Member Functions
void	beginRun (const edm::Run &, const edm::EventSetup &) override

void	endRun (const edm::Run &, const edm::EventSetup &) override

void	produce (edm::Event &, const edm::EventSetup &) override
	Produce the PFRecTrack collection. More...

Private Attributes
edm::EDGetTokenT< reco::PFDisplacedVertexCollection >	pfDisplacedVertexContainer_

edm::EDGetTokenT< reco::TrackCollection >	pfTrackContainer_

PFTrackTransformer *	pfTransformer_
	PFTrackTransformer. More...

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Definition at line 12 of file PFDisplacedTrackerVertexProducer.h.

Constructor & Destructor Documentation

◆ PFDisplacedTrackerVertexProducer()

PFDisplacedTrackerVertexProducer::PFDisplacedTrackerVertexProducer ( const edm::ParameterSet & iConfig )

explicit

Constructor.

Definition at line 10 of file PFDisplacedTrackerVertexProducer.cc.

     : pfTransformer_(nullptr) {
   produces<reco::PFRecTrackCollection>();
   produces<reco::PFDisplacedTrackerVertexCollection>();
  
   pfDisplacedVertexContainer_ =
       consumes<reco::PFDisplacedVertexCollection>(iConfig.getParameter<InputTag>("displacedTrackerVertexColl"));
  
   pfTrackContainer_ = consumes<reco::TrackCollection>(iConfig.getParameter<InputTag>("trackColl"));
 }

References edm::ParameterSet::getParameter(), pfDisplacedVertexContainer_, and pfTrackContainer_.

◆ ~PFDisplacedTrackerVertexProducer()

PFDisplacedTrackerVertexProducer::~PFDisplacedTrackerVertexProducer ( )

override

Destructor.

Definition at line 21 of file PFDisplacedTrackerVertexProducer.cc.

21 { delete pfTransformer_; }

References pfTransformer_.

Member Function Documentation

◆ beginRun()

void PFDisplacedTrackerVertexProducer::beginRun	(	const edm::Run &	run,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 79 of file PFDisplacedTrackerVertexProducer.cc.

                                                                                            {
   ESHandle<MagneticField> magneticField;
   iSetup.get<IdealMagneticFieldRecord>().get(magneticField);
   pfTransformer_ = new PFTrackTransformer(math::XYZVector(magneticField->inTesla(GlobalPoint(0, 0, 0))));
   pfTransformer_->OnlyProp();
 }

References edm::EventSetup::get(), get, HLT_2018_cff::magneticField, PFTrackTransformer::OnlyProp(), and pfTransformer_.

◆ endRun()

void PFDisplacedTrackerVertexProducer::endRun	(	const edm::Run &	run,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 87 of file PFDisplacedTrackerVertexProducer.cc.

                                                                                          {
   delete pfTransformer_;
   pfTransformer_ = nullptr;
 }

References pfTransformer_.

◆ produce()

void PFDisplacedTrackerVertexProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Produce the PFRecTrack collection.

Definition at line 23 of file PFDisplacedTrackerVertexProducer.cc.

                                                                                       {
   //create the empty collections
   auto pfDisplacedTrackerVertexColl = std::make_unique<reco::PFDisplacedTrackerVertexCollection>();
   auto pfRecTrackColl = std::make_unique<reco::PFRecTrackCollection>();
  
   reco::PFRecTrackRefProd pfTrackRefProd = iEvent.getRefBeforePut<reco::PFRecTrackCollection>();
  
   Handle<reco::PFDisplacedVertexCollection> nuclCollH;
   iEvent.getByToken(pfDisplacedVertexContainer_, nuclCollH);
   const reco::PFDisplacedVertexCollection& nuclColl = *(nuclCollH.product());
  
   Handle<reco::TrackCollection> trackColl;
   iEvent.getByToken(pfTrackContainer_, trackColl);
  
   int idx = 0;
  
   //  cout << "Size of Displaced Vertices "
   //     <<  nuclColl.size() << endl;
  
   // loop on all NuclearInteraction
   for (unsigned int icoll = 0; icoll < nuclColl.size(); icoll++) {
     reco::PFRecTrackRefVector pfRecTkcoll;
  
     std::vector<reco::Track> refittedTracks = nuclColl[icoll].refittedTracks();
  
     // convert the secondary tracks
     for (unsigned it = 0; it < refittedTracks.size(); it++) {
       reco::TrackBaseRef trackBaseRef = nuclColl[icoll].originalTrack(refittedTracks[it]);
  
       //      cout << "track base pt = " << trackBaseRef->pt() << endl;
  
       reco::TrackRef trackRef(trackColl, trackBaseRef.key());
  
       //      cout << "track pt = " << trackRef->pt() << endl;
  
       reco::PFRecTrack pfRecTrack(trackBaseRef->charge(), reco::PFRecTrack::KF, trackBaseRef.key(), trackRef);
  
       // cout << pfRecTrack << endl;
  
       Trajectory FakeTraj;
       bool valid = pfTransformer_->addPoints(pfRecTrack, *trackBaseRef, FakeTraj);
       if (valid) {
         pfRecTkcoll.push_back(reco::PFRecTrackRef(pfTrackRefProd, idx++));
         pfRecTrackColl->push_back(pfRecTrack);
         //  cout << "after "<< pfRecTrack << endl;
       }
     }
     reco::PFDisplacedVertexRef niRef(nuclCollH, icoll);
     pfDisplacedTrackerVertexColl->push_back(reco::PFDisplacedTrackerVertex(niRef, pfRecTkcoll));
   }
  
   iEvent.put(std::move(pfRecTrackColl));
   iEvent.put(std::move(pfDisplacedTrackerVertexColl));
 }